Green Day singer/guitarist Billie Joe Armstrong has teamed up with Rancid frontman Tim Armstrong — no relation — to launch a new punk supergroup called The Armstrongs. Billie Joe’s son Joey Armstrong, who played in the punk band SWMRS, and Tim’s nephew Rey Armstrong round out the quartet, which has released its first song, called “If There Was Ever A Time.” “If There Was Ever A Time” will be released on flexi-disc through Pirates Press, limited to 1,000 copies, with all proceeds from the sale of the single benefiting 924 Gilman. The song will also available on streaming services and digital music stores. Green Day just wrapped up a European tour in support of its latest album, Revolution Radio, and will begin a North American trek on August 1st in Auburn, Washington.